public class test {
    public static void main(String[] args) {
            int[] array1 = new int[3];
            array1[0] = 10;
            array1[1] = 20;
            array1[2] = 30;
            int[] array2 = new int[]{1,2,3,4,5};
            array2[0] = 100;
            array2[1] = 200;
            array1 = array2;
            array1[2] = 300;
            array1[3] = 400;
            array2[4] = 500;
            for (int i = 0; i < array2.length; i++) {
                System.out.println(array2[i]);
            }
        }
    }

